80698970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{8243}}^1$

素因数の和:8350

約数の個数: 32

約数和(自身を含む): 160263360

約数和(自身を除く): 79564390

約数列:

[1, 2, 5, 10, 11, 22, 55, 89, 110, 178, 445, 890, 979, 1958, 4895, 8243, 9790, 16486, 41215, 82430, 90673, 181346, 453365, 733627, 906730, 1467254, 3668135, 7336270, 8069897, 16139794, 40349485, 80698970]

約数ペア:

[(1, 80698970), (2, 40349485), (5, 16139794), (10, 8069897), (11, 7336270), (22, 3668135), (55, 1467254), (89, 906730), (110, 733627), (178, 453365), (445, 181346), (890, 90673), (979, 82430), (1958, 41215), (4895, 16486), (8243, 9790)]